Schematic Diagram - Tc Board - Sony HCD-CPZ1 Service Manual

Q Q
3 7 6 3 1 5 1 5 0
7-7. SCHEMATIC DIAGRAM – TC Board –
NO601
HRPE601 8P
(REC/PB/ERASE) L-PB
GND
L-CH
L-REC
R-REC
GND
R-CH
R-PB
GND
E-HOT
ERASE
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
HCD-CPZ1
• See page 46 for Waveforms.
Q681
Q601,602,651,652 Q680,681,688
RT-1P141C-TP-1
REC/PB SWITCH REC/PB SWITCH
R662
10k
Q651 Q601
R612 R617
2SC3052 2SC3052
10k 10k
Q680
RT1N141C-TP-1
Q688
RT1N141C-TP-1
Q652
2SC3052 Q602
2SC3052
C615 22p
C611 100p
R610 C614 R607
10k 0.01 10k
L601 27mH R606 2.2k
R614 C610 R605
100k 470p 47k
C663 C612 C660 R655
470p 22p 470p C664 R657 47k
0.01 10k
L651 27mH R656 2.2k
C661 100p
R660
C613 10k
C665 22p
470p
T601
R664 C662
BIAS OSC
100k 22p
C642
0.01
100V
Q642
2SC5484
Q643
2SC5484
C641
2.2
50V
Q642,643
BIAS OSC
x a o
y
. i
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C617
C607 C608
0.1 R609
470p 2.2
2.2k
50V
C605
10
50V
R608 R611
C606
10k 22k
1
50V
C601
47
10V
C635 R630
1 50V 1M
REC/PB
EQ AMP,ALC
IC601
HA12237
C651
47 10V
Q Q
3 7 6
C658
2.2
50V C653 R651 C655 C656
0.01 4.7k 10 1
50V 50V
R663
2.2k C667
0.1
R653 R652
1k 4.7k
u 1 6 3
.
27 27
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2 4
8 9 9
Q692,694 Q691,693
CAPSTAN/REEL TRIGGER
MOTOR DRIVE PLUNGER DRIVE
Q694
KTA1273Y-AT
Q693
KTA1273Y-AT
C681
R687 R683
0.0047
47k 1k
R681
R685 R684 D681 R682 2.2k
2.2k 2.2k 1SS355TE 2.2k
Q691
RT1N141C-TP-1
Q692
RT1N141C-TP-1
R631
22k
C632 R640
10 50V 10k
C630
100
10V
C633
10 50V
R616 C634
100 10 50V
R633 R632
10k 1k
R635
100
C647
10
50V
3 1 5 1 5 0 8 9 2
Q640
R647
RT1N141C-TP-1
22k
R658 R661
10k 22k
R648
2.2k
Q639
C640
2SA1115
47
C657 R659 R654 10V
470p 2.2k 10k Q639,640
REC BIAS SWITCH
m
c o
HCD-CPZ1
2
8 9 9
CN602
8P
PLAY SW 1
R REC
F REC
PACK TAPE MECHANISM
DECK BLOCK
M+10V
SUPPLIED WITH THE
TRGM+
ASSENBLED BLOCK
MGND
END SW
8
R695 10k
R694 22k
R693 47k
R688 4.7k
R689 4.7k
R690 4.7k
R691 10k
CN603
R692 4.7k
19P
M+12V
MGND
TC TRIG
TC CAPM
+3.3V
TC END-SW
TC HALF.REC
TC PLAY
BIAS-ON/OFF
REC/PB
LINE-MUTE
REC-MUTE
(Page 30)
ALC
PB-R
REC-R
PB-L
REC-L
A-GND
A+9V(+10V)
4 9 8 2 9 9
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.